+86-23-67912533重庆五盾科技有限公司获得国家知识产权局颁发的《一种防伪标识及其进行防伪的系统》的专利证书。Chongqing wudun technology co., ltd. obtained the patent certificate of " an anti-counterfeiting mark and its anti-counterfeiting system" issued by the state intellectual property office.
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